Support for the opposition Isamaa party has risen to 27 percent according to the latest poll commissioned by public broadcaster ERR and conducted by pollsters Kantar Emor. In ERR's Ratings Special show, polling expert Aivar Voog said Isamaa's support has come at the expense of other parties. Voog was joined in the discussion by ERR journalists Huko Aaspõllu and Urmet Kook.